Decked out with an exorbitant array of Christmas or holiday lights. Usually in reference to a house but can apply to other properties. The name is in reference to the lead character in the movie Christmas Vacation, Clark W.Griswald, JR. who decorates the outside of the house with 250 strands of lights with 100 bulbs on each strand for a total of 25,000 light bulbs, enough to make the power company turn on their auxiliary nuclear generator.
Wow! Look at that house has some serious Christmas lights on it!
When someone, or some team, has a golden opportunity to win a game and they make a mistake and blow it.
Tied with one second to go Jeff had a chance to win the game with a pair free throws, but grizzed it when he missed both shots. Then we lost in overtime.
landing an amazingtrick-shot with a sniper rifle in call of duty (or any other first person shooter) that exceeds the normal boundaries of your own ability and/or the ability of others